Add Introductions
Adds the introductions received by mail from Adam Naumowicz on 2022-01-19.
As a merge request, I can not directly push to master and can not merge it by myself.
Edited by Jakob Albert
Adds the introductions received by mail from Adam Naumowicz on 2022-01-19.
As a merge request, I can not directly push to master and can not merge it by myself.